Hancock Brook Dam
Connecticut — Litchfield County — HANCOCK BROOK
Location
| State | Connecticut |
| County | Litchfield |
| River | HANCOCK BROOK |
| Coordinates | 41.62194, -73.03748 |
Physical Characteristics
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 2,300 ft |
| NID Storage | 8,720 acre-ft |
| Max Storage | 8,720 acre-ft |
| Surface Area | 40 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | January 13, 2026 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1966 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | USACE - New England District |
| Other Name | Hancock Brook Lake |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.